Hi thats not a question

You can bookmark pages when you are in a Private Browsing mode window just like you do in a normal window if that is what you are looking for. *https://support.mozilla.org/en-US/kb/bookmarks-firefox You can't keep history or reopen such a tab after you close and restart Firefox as no session data is stored in the Firefox profile folder. *https://support.mozilla.org/en-US/kb/private-browsing-use-firefox-without-history *https://support.mozilla.org/en-US/kb/common-myths-about-private-browsing